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Powerhouse No.1 | Internal combustion gas blowing engines High House | Battleship gun heat treatment facility Saucon Facility | 2001 Fire Engine...

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Open Pit Iron Mine | Ontario Iron Furnace | Pennsylvania Iron Prep Facility | New York Cambria Iron Company | Pennsylvania

Nike Missile Site SF - 88 | Missile Battery Battery Construction 129 Nike Missile Site SF - 88 | Hercules No.1 Nike Missile Site SF - 88 | ...

Mare Island | Periscope Building Treasure Island Alameda | A-7 Corsair Mare Island | Dry Dock No.1 Mare Island | Crane Mare...

Neoclassical generating station | ceiling Partially constructed nuclear power plant | containment vessel Marble Hill nuclear power plant |...

Puglas Water Temple | California Triple Expansion Vertical Steam Engine | Waterworks Sediment Filtration Basin | Waterworks

Steam Powered rice mill | Thailand Port Authority of New York grain terminal | Brooklyn Port Authority of New York grain terminal No. 2 |...

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